v3.19.2
Condensed Statement Of Cash Flows - USD ($)
6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Cash Flows from Operating Activities:    
Net loss $ (4,807,280) $ (5,913,141)
Adjustments to reconcile net loss to net cash used in operating activities:    
Compensatory stock   12,150
Depreciation and amortization 22,077 27,188
Loss on sale of equipment 9,594  
Amortization of premiums and discounts on marketable securities, net (56,019) 26,504
Stock-based compensation 288,653 563,728
Amortization and termination of deferred research and development arrangement   (375,000)
Unrealized gain on fair value of warrants (1,940,854) (4,462,196)
Amortization of deferred lease incentive   (6,222)
Deferred rent   (10,927)
Changes in assets and liabilities:    
Prepaid expenses and other assets 22,308 (61,237)
Accounts payable and accrued expenses (1,231,816) 147,767
Deferred revenue 1,500,000  
Other, net 6,706  
Net Cash Used in Operating Activities (6,186,631) (10,051,386)
Cash Flows from Investing Activities:    
Purchase of equipment (19,383) (3,493)
Sale of equipment 5,500  
Purchase of marketable securities (8,887,566)  
Redemption of marketable securities 6,000,000 6,250,000
Net Cash (Used In) Provided by Investing Activities (2,901,449) 6,246,507
Cash Flows from Financing Activities:    
Issuance of common stock and units, net of issuance costs 7,653,828  
Net Cash Provided by Financing Activities 7,653,828  
Net Decrease in Cash and Cash Equivalents (1,434,252) (3,804,879)
Cash and Cash Equivalents - beginning of period 8,744,301 8,899,154
Cash and Cash Equivalents - end of period 7,310,049 $ 5,094,275
Supplemental Cash Flow Information    
Operating cash flows paid for amounts included in the measurement of lease liabilities 120,700  
Non-cash financing and investing activties:    
Warrants issued 4,735,913  
Operating lease right-of-use assets obtained in exchange for lease obligations: $ 380,935  

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